{"id":16526,"date":"2022-02-18T02:37:00","date_gmt":"2022-02-18T10:37:00","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=16526"},"modified":"2024-06-08T08:54:21","modified_gmt":"2024-06-08T15:54:21","slug":"p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\/","title":{"rendered":"P0031 Code: HO2S Heater Control Circuit Low (Bank 1 Sensor 1)"},"content":{"rendered":"<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_d3a709-10 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_d3a709-10 > .kt-inside-inner-col,.kadence-column_d3a709-10 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_d3a709-10 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_d3a709-10 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_d3a709-10 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_d3a709-10 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_d3a709-10{position:relative;}@media all and (max-width: 1024px){.kadence-column_d3a709-10 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_d3a709-10 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_d3a709-10 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-927e69  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-85d381\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77, .wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77[data-kb-block=\"kb-adv-heading_08cde5-77\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77[data-kb-block=\"kb-adv-heading_08cde5-77\"] mark.kt-highlight{font-family:Inter;font-weight:500;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_08cde5-77[data-kb-block=\"kb-adv-heading_08cde5-77\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_08cde5-77 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_08cde5-77\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>The P0031 code stands for &ldquo;HO2S Heater Control Circuit Low (Bank 1 Sensor 1),&rdquo; which means the actual and desired state of the oxygen (O2) sensor heater control circuit do not match.<\/li><li>Some possible causes of the P0031 include a faulty O2 sensor, issues with the O2 sensor heater circuit, and an outdated powertrain control module (PCM).<\/li><li>An illuminated check engine light, poor engine performance, and excessive fuel consumption are some symptoms related to the P0031 code.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>On-board diagnostic (OBD) codes help mechanics and vehicle owners identify possible issues in a vehicle. But before you can troubleshoot and resolve these problems, it&rsquo;s important to know what these codes mean.<\/p>\n\n\n\n<p>Code P0031 is one of many trouble codes that may be logged and retrieved from the OBD system. Here is some basic information that may help you understand what getting this code may mean for your vehicle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0031 Code Mean?<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Diagnostic trouble code\">Diagnostic trouble code<\/a> (DTC) P0031 stands for &ldquo;HO2S Heater Control Circuit Low (Bank 1 Sensor 1).&rdquo; This code is logged when the powertrain control module (PCM) detects that the actual and desired state of the oxygen sensor heater control circuit do not match.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-1024x684.jpg\" alt=\"oxygen sensor installed in a modern car\" class=\"wp-image-66857\" width=\"1024\" height=\"684\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-1024x684.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-768x513.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-1536x1025.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/oxygen-sensor-installed-in-a-modern-car.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption> For the oxygen sensor #1 to make an accurate reading, it must be at a certain temperature.<\/figcaption><\/figure>\n\n\n\n<p>The oxygen sensor referred to in this trouble code is the sensor located on Bank 1, in front of the <a href=\"https:\/\/www.carparts.com\/catalytic-converter\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"catalytic converter\">catalytic converter<\/a>. The purpose of this sensor is to measure the amount of oxygen present in the exhaust gas and compare this to the outside air. This data allows your car&rsquo;s computer to make the necessary air-fuel ratio adjustments as both enter the engine.<\/p>\n\n\n\n<p>For the oxygen sensor #1 to make an accurate reading, it must be at a certain temperature. A heater wire inside the sensor brings its temperature up whenever needed. When the PCM detects an excessively low voltage or if it perceives that the heater wire is failing, it sets the P0031 code.<\/p>\n\n\n\n<p>Depending on the severity of the problem, related error codes may also be stored with this DTC. Code P0031 is very similar to error codes <a href=\"https:\/\/www.carparts.com\/blog\/p0032-code-ho2s-heater-control-circuit-high-bank-1-sensor-1\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"P0032\">P0032<\/a>, <a href=\"https:\/\/www.carparts.com\/blog\/p0051-code-ho2s-heater-control-circuit-low-bank-2-sensor-1\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"P0051\">P0051<\/a>, and <a href=\"https:\/\/www.carparts.com\/blog\/p0052-code-ho2s-heater-circuit-high-bank-2-sensor-1\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"P0052\">P0052<\/a>.<\/p>\n\n\n\n<div id=\"article-search-widget\">\n<div class=\"cp-search\">\n<div align=\"center\">\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/w_auto,dpr_auto\/carparts\/logos\/badge_wordmark\/full_color\/CP_LOGO_COLOUR_RGB\" alt=\"CarParts.com\" width=\"300\" height=\"56\">\n<\/div>\n<form id=\"cpsearchform\" name=\"cpsearchform\" action=\"https:\/\/www.carparts.com\/search\" method=\"get\" target=\"_blank\" accept-charset=\"character_set\" aria-label=\"search CarParts.com\">\n    <input type=\"text\" class=\"keyword\" name=\"q\" placeholder=\"Search for parts on CarParts.com\" value=\"\" aria-label=\"Search CarParts.com\"><input type=\"submit\" class=\"btn-search\" value=\"Search\" aria-label=\"Search\">\n<\/form>\n<\/div>\n<\/div>\n\n\n\n<p>For more information that can help you find a DIY fix for P0031, read our technical discussion about <a href=\"https:\/\/www.carparts.com\/blog\/p0141-code-oxygen-sensor-heater-circuit-malfunction-bank-1-sensor-2\/#Why_Do_Oxygen_Sensors_Need_Heat\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"why oxygen sensors need heat\">why oxygen sensors need heat<\/a>. Make sure that you also know where <a href=\"https:\/\/www.carparts.com\/blog\/p0141-code-oxygen-sensor-heater-circuit-malfunction-bank-1-sensor-2\/#Bank_1_vs_Bank_2\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"bank 1 and bank 2\">bank 1 and bank 2<\/a> are before doing any DIY diagnosis or troubleshooting.<\/p>\n\n\n\n<p><strong><em>Note:<\/em><\/strong><em> The definition of code P0031 may be different depending on the vehicle manufacturer. Consult the appropriate repair manual or repair database for the exact code definition.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Possible Causes of the P0031 Code?<\/h2>\n\n\n\n<p>P0031 is a generic code, so it can have several triggers. Here are the most common:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>O2 sensor heater circuit issues (damaged wires and poor connections)<\/li><li>Faulty <a href=\"https:\/\/www.carparts.com\/oxygen-sensor\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"O2 Sensor\">O2 Sensor<\/a><\/li><li>Failure in the <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM\">PCM<\/a> or software in need of an update<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-1024x682.jpg\" alt=\"Man hold in hand faulty old oxygen sensor with engine in the background\" class=\"wp-image-66858\" width=\"1024\" height=\"682\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-1024x682.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-768x512.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-1536x1024.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/02\/Man-hold-in-hand-faulty-old-oxygen-sensor-with-engine-in-the-background.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>A faulty oxygen sensor can cause the P0031 Code.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P0031 Code?<\/h2>\n\n\n\n<p>You may notice the following symptoms if you drive a vehicle that has set a P0031 trouble code:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Check engine light is illuminated\">Check engine light is illuminated<\/a><\/li><li>Poor engine performance<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/15-fuel-economy-hacks-that-can-save-you-money-at-the-pump\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Excessive fuel consumption\">Excessive fuel consumption<\/a><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0031 Code<\/h2>\n\n\n\n<p>Error code P0031 is a generic code that may be set across several makes and models. However, this does not mean that there is a one-size-fits-all approach to diagnosing its underlying cause. The steps for troubleshooting this code will vary depending on your vehicle&rsquo;s make and model.<\/p>\n\n\n\n<p>Check out the video below to get an idea of what the diagnostic process for this code might involve:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"SOLVED! Jeep Liberty 3.7L Heated Oxygen Sensor Faults - P0031 P0051 P0135 P0155\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/fBqDoTkkbwg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0031 Code<\/h2>\n\n\n\n<p>Although code P0031 shares similar triggers and symptoms with other engine codes, the appropriate diagnostic and repair procedure will depend on the specifications of your vehicle. If you&rsquo;re unfamiliar with auto repair, you should leave the job to a mechanic.<\/p>\n\n\n\n<p>If you&rsquo;re considering troubleshooting this code on your own, it&rsquo;s a good idea to <a href=\"https:\/\/www.carparts.com\/blog\/best-online-resources-to-help-you-learn-how-to-fix-cars\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"refresh your automotive knowledge\">refresh your automotive knowledge<\/a> before attempting any fixes. Always consult the vehicle repair manual or an online repair database to learn the appropriate diagnostic and repair procedures for this code.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where to Get a New Oxygen Sensor for Your Vehicle<\/h2>\n\n\n\n<p>It&rsquo;s best not to drive your vehicle if it has P0031 code because of a faulty oxygen sensor. Otherwise, you might get more engine and exhaust issues, which are costly to fix. Instead of ignoring the problem, you can order a replacement O2 sensor at CarParts.com.<\/p>\n\n\n\n<p>Get your vehicle back on the road faster with <a href=\"http:\/\/carparts.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" aria-label=\"CarParts.com\">CarParts.com<\/a>. We deliver the oxygen sensors you need where you need them. Long lines at the counter are a thing of the past&ndash;you can access our website, use our vehicle selector to find a compatible part, and confirm your order on your mobile phone from the comfort of your home. We only source our products from industry veterans to ensure quality. If you&rsquo;re unsatisfied with your order, you can get your money back if you return the part within 60 days.<\/p>\n\n\n\n<p>Replace a bad oxygen sensor with a new one from CarParts.com before your fuel and repair bills pile up. Don&rsquo;t miss out on the best deals on <a href=\"https:\/\/www.carparts.com\/oxygen-sensor\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"oxygen sensors\">oxygen sensors<\/a> and order today!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Products Mentioned in this Guide<\/h2>\n\n\n\n<div class=\"reusable-productlink\">\n\n    <!-- start of editable content -->\n\n    <a href=\"https:\/\/www.carparts.com\/catalytic%20converter\" target=\"_blank\" aria-label=\"catalytic converter\" rel=\"noopener\">\n        <img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/repf960330_1\" alt=\"catalytic converter\">\n\t<strong>Catalytic Converter<\/strong>\n    <\/a>\n\n    <a href=\"https:\/\/www.carparts.com\/oxygen-sensor\" target=\"_blank\" aria-label=\"oxygen sensor\" rel=\"noopener\">\n        <img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/reph960923_1\" alt=\"oxygen sensor\">\n\t<strong>Oxygen Sensor<\/strong>\n    <\/a>\n\n    <!-- end of editable content -->\n\n<\/div>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>On-board diagnostic (OBD) codes help mechanics and vehicle owners identify possible issues in a vehicle. But before you can troubleshoot&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":16548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1314],"tags":[1189,1190],"ppma_author":[2607,2985],"class_list":{"0":"post-16526","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-catalytic-converter-2","9":"tag-oxygen-sensor-2","10":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0031 Code: HO2S Heater Control Circuit Low (Bank 1 Sensor 1) - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Find out what code P0031 means, its triggers, usual symptoms, and the common solutions you can try to resolve this trouble code.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.carparts.com\/blog\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0031 Code: HO2S Heater Control Circuit Low (Bank 1 Sensor 1) - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Find out what code P0031 means, its triggers, usual symptoms, and the common solutions you can try to resolve this trouble code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\/\" \/>\n<meta property=\"og:site_name\" content=\"In The Garage with CarParts.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/carpartscom\" \/>\n<meta property=\"article:published_time\" content=\"2022-02-18T10:37:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-06-08T15:54:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2020\/09\/catalytic-converter-7.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:site\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0031-code-ho2s-heater-control-circuit-low-bank-1-sensor-1\\\/\"},\"author\":[{\"@type\":\"Person\",\"$id\":\"4\",\"name\":\"CarParts.com Research Team\",\"jobTitle\":\"Expert Automotive Writer\",\"description\":\"The CarParts.com Research Team is composed of experienced automotive and tech writers working with (ASE)-certified automobile technicians and automotive journalists to bring up-to-date, helpful information to car owners in the US. 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